 |
| |||
| individual source; isolated source | |||
| single source | |||
| отдельный источник: 17 phrases in 10 subjects |
| General | 2 |
| Geophysics | 1 |
| Information technology | 1 |
| Librarianship | 1 |
| Mass media | 3 |
| Measuring instruments | 3 |
| Programming | 2 |
| Quality control and standards | 1 |
| Telecommunications | 2 |
| Water supply | 1 |